| Value | Category | Cases | |
|---|---|---|---|
| 1 | S: SHELLED | 1 | 
                                    
                                    50%
                                 | 
| 2 | U: UNSHELLED | 0 | 
                                    
                                    0%
                                 | 
| 3 | NOT APPLICABLE | 1 | 
                                    
                                    50%
                                 | 
| Sysmiss | 1380 |